{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "176232909",
    "entityType": "User",
    "nonce": "0xabeea5e9fec2fe75b70c423c7a79e4fe9ce63cd2b376ce2f9a83a736fc3158bb",
    "signature": "0xe262a131f534045f2466e513da8b7d7fd776892b3f416b2f08573b215a1359c4097e917818c02a600128f21ed5c0ed16d6b46ee63a99533bd086cccd2975f0741b",
    "signer": "0x7451Cf52e883bc4483b88591c194dc3942E7F191",
    "userId": "584186978"
  }
}